[PATCH v7 07/10] arm64: define TIF_POLLING_NRFLAG

[Ankur Arora]

Will Deacon <will at kernel.org> writes:

> On Fri, Aug 30, 2024 at 03:28:41PM -0700, Ankur Arora wrote:
>> From: Joao Martins <joao.m.martins at oracle.com>
>>
>> Commit 842514849a61 ("arm64: Remove TIF_POLLING_NRFLAG") had removed
>> TIF_POLLING_NRFLAG because arm64 only supported non-polled idling via
>> cpu_do_idle().
>>
>> To add support for polling via cpuidle-haltpoll, we want to use the
>> standard poll_idle() interface, which sets TIF_POLLING_NRFLAG while
>> polling.
>>
>> Reuse the same bit to define TIF_POLLING_NRFLAG.
>>
>> Signed-off-by: Joao Martins <joao.m.martins at oracle.com>
>> Signed-off-by: Mihai Carabas <mihai.carabas at oracle.com>
>> Reviewed-by: Christoph Lameter <cl at linux.com>
>> Signed-off-by: Ankur Arora <ankur.a.arora at oracle.com>
>> ---
>>  arch/arm64/include/asm/thread_info.h | 2 ++
>>  1 file changed, 2 insertions(+)
>
> Acked-by: Will Deacon <will at kernel.org>

Thanks!

--
ankur